Measurement of the W 'SETA' ev and Z 'gama' 'e POT. +' 'e POT. -' production cross sections at mid-rapidity in proton-proton collisions at 'S POT. 1/2' = 500 GeV
G Agakishiev L M Lima; R A N Oliveira; U G de Souza; M G Munhoz; A A P Suaide; A Szanto de Toledo